Historic Crests
(1) 45.00 ft on 07/08/1909
(2) 42.02 ft on 06/02/1929
(3) 41.80 ft on 09/17/1926
(4) 41.50 ft on 07/07/1993
(5) 40.50 ft on 05/01/1914
(6) 40.50 ft on 11/19/1928
(7) 39.55 ft on 06/24/1947
(8) 39.30 ft on 05/05/1919
(9) 39.18 ft on 05/30/2019
(10) 39.17 ft on 05/08/2007
(11) 39.10 ft on 06/05/1919
(12) 39.02 ft on 07/08/1929
(13) 38.90 ft on 10/05/1926
(14) 38.60 ft on 06/04/1935
(15) 38.50 ft on 04/21/1929
(16) 38.30 ft on 06/08/1947
(17) 38.22 ft on 10/13/1973
(18) 38.16 ft on 11/25/1931
(19) 38.00 ft on 07/24/1928
(20) 37.40 ft on 04/21/1927
(21) 36.82 ft on 07/01/2017
(22) 36.55 ft on 04/24/1944
(23) 36.40 ft on 11/04/1928
(24) 36.36 ft on 01/03/1932
(25) 36.00 ft on 06/23/1942
(26) 35.80 ft on 03/19/1919
(27) 35.35 ft on 05/17/1945
(28) 35.00 ft on 03/31/1960
(29) 34.79 ft on 06/19/1928
(30) 34.45 ft on 09/15/1961
(31) 34.10 ft on 06/04/1927
(32) 33.74 ft on 09/15/1928
(33) 33.66 ft on 04/18/1945
(34) 33.30 ft on 03/08/1929
(35) 33.29 ft on 05/31/1982
(36) 33.03 ft on 06/10/1982
(37) 32.64 ft on 06/10/1984
(38) 32.50 ft on 07/07/1951
(39) 32.45 ft on 06/11/1941
(40) 32.44 ft on 06/23/2019
(41) 32.20 ft on 03/27/1920
(42) 32.05 ft on 09/23/1965
(43) 32.02 ft on 09/12/2014
(44) 32.01 ft on 06/25/2008
(45) 31.99 ft on 06/12/1943
(46) 31.80 ft on 10/11/2018
(47) 31.72 ft on 10/05/1998
(48) 31.70 ft on 04/21/1920
(49) 31.62 ft on 05/18/2009
(50) 31.60 ft on 05/04/1944
(51) 31.48 ft on 05/14/2010
(52) 31.24 ft on 04/06/2017
(53) 31.20 ft on 06/08/2010
(54) 31.13 ft on 05/25/1995
(55) 31.11 ft on 05/13/1995
(56) 31.08 ft on 09/13/2008
(57) 31.05 ft on 06/18/1945
(58) 31.03 ft on 04/29/2009
(59) 31.00 ft on 07/01/1915
(60) 30.85 ft on 05/28/1996
(61) 30.80 ft on 04/02/1973
(62) 30.76 ft on 01/08/1946
(63) 30.70 ft on 06/14/2004
(64) 30.55 ft on 05/19/1986
(65) 30.52 ft on 05/09/1978
(66) 30.29 ft on 05/10/1995
(67) 30.25 ft on 06/14/1967
(68) 30.21 ft on 03/04/2008
(69) 30.07 ft on 06/17/2010
(70) 30.05 ft on 05/18/2015
(71) 29.92 ft on 05/27/2019
(72) 29.90 ft on 06/16/1984
(73) 29.90 ft on 10/26/1977
(74) 29.82 ft on 05/31/2004
(75) 29.70 ft on 04/11/1919
(76) 29.64 ft on 07/13/2017
(77) 29.60 ft on 04/22/1992
(78) 29.57 ft on 07/06/1995
(79) 29.52 ft on 05/17/1943
(80) 29.30 ft on 05/29/2013
(81) 29.27 ft on 05/22/2019
(82) 29.25 ft on 11/18/1961
(83) 29.24 ft on 05/17/1995
(84) 29.21 ft on 06/14/2008
(85) 29.05 ft on 07/27/2008
(86) 29.05 ft on 05/09/1973
(87) 28.85 ft on 03/27/1973
(88) 28.84 ft on 12/14/2015
(89) 28.83 ft on 06/21/2001
(90) 28.80 ft on 05/05/1979
(91) 28.79 ft on 03/30/2019
(92) 28.75 ft on 03/12/2010
(93) 28.67 ft on 07/30/2015
(94) 28.62 ft on 06/05/2015
(95) 28.55 ft on 02/21/1997
(96) 28.50 ft on 04/19/1991
(97) 28.42 ft on 02/25/2001
(98) 28.41 ft on 04/18/2013
(99) 28.38 ft on 03/25/1979
(100) 28.30 ft on 11/04/1961
(101) 28.28 ft on 06/01/1959
(102) 28.23 ft on 12/07/1982
(103) 28.20 ft on 07/17/1958
(104) 28.20 ft on 06/11/1974
(105) 28.15 ft on 05/09/1972
(106) 28.12 ft on 04/16/1999
(107) 27.79 ft on 03/25/2009
(108) 27.75 ft on 04/11/1978
(109) 27.74 ft on 11/01/1977
(110) 27.66 ft on 03/14/2019
(111) 27.54 ft on 07/13/1987
(112) 27.52 ft on 12/29/1982
(113) 27.52 ft on 06/13/2015
(114) 27.50 ft on 04/17/1973
(115) 27.46 ft on 05/12/2002
(116) 27.41 ft on 04/28/2016
(117) 27.40 ft on 05/01/1973
(118) 27.39 ft on 06/09/2009
(119) 27.38 ft on 03/31/1998
(120) 27.37 ft on 04/19/1978
(121) 27.30 ft on 09/22/1970
(122) 27.26 ft on 08/27/1987
(123) 27.24 ft on 05/27/2015
(124) 27.19 ft on 07/13/1986
(125) 27.19 ft on 05/26/2011
(126) 27.18 ft on 04/25/2010
(127) 27.10 ft on 03/10/2019
(128) 27.08 ft on 07/02/1965
(129) 27.05 ft on 04/25/1976
(130) 27.05 ft on 03/18/1965
(131) 27.03 ft on 07/18/2015
(132) 26.98 ft on 05/11/2010
(133) 26.98 ft on 08/18/2014
(134) 26.90 ft on 09/08/1969
(135) 26.84 ft on 06/24/1964
(136) 26.70 ft on 09/27/1973
(137) 26.70 ft on 03/15/1973
(138) 26.66 ft on 03/19/1987
(139) 26.62 ft on 03/20/1982
(140) 26.60 ft on 03/12/1962
(141) 26.60 ft on 06/05/2014
(142) 26.54 ft on 10/10/1985
(143) 26.50 ft on 04/28/1969
(144) 26.50 ft on 03/14/1961
(145) 26.49 ft on 05/24/1996
(146) 26.48 ft on 06/06/2001
(147) 26.42 ft on 10/23/2008
(148) 26.35 ft on 08/31/1982
(149) 26.33 ft on 06/28/1967
(150) 26.30 ft on 03/27/1961
(151) 26.25 ft on 04/18/2008
(152) 26.23 ft on 07/10/1986
(153) 26.22 ft on 04/04/1986
(154) 26.09 ft on 05/15/1982
(155) 26.00 ft on 10/02/1973

(P): Preliminary values subject to further review.